Established in 2013, Duvonn is the first national high-tech enterprise engaged in the research and development, manufacturing, marketing and related technical services of vehicle data protection storage products (crash protected event recorder memory module & vehicle black box). The disaster protection performance refers to the aircraft black box standard, which can survive even under extremely harsh conditions. Owning the independent intellectual property rights, we have participated in the compilation of related national standards, actively promoting the industry application in China even in the world. For data security! For more safety...